Gulpfile for awesome assets pipeline

gulpfile.js

var gulp = require('gulp');
var sass = require('gulp-ruby-sass');
var prefix = require('gulp-autoprefixer');
var concat = require('gulp-concat');
var uglify = require('gulp-uglify');
var jade = require('gulp-jade');

// FILES PATHS
var jsSrcDir = ['js/app.js','js/**/*.js','js/*/*/*.js'];
var sassSrcDir = ['css/**/*.sass', 'css/*/*.sass'];
var htmlSrcDir = ['html/**/*.jade'];

gulp.task('html', function(){
  return gulp.src(htmlSrcDir)
    .pipe(jade())
    .pipe(gulp.dest('public'))
});

gulp.task('sass', function(){
  return gulp.src('css/app.sass')
    .pipe(sass())
    .pipe(prefix("last 2 version", "> 1%", "ie 8", "ie 7"))
    .pipe(gulp.dest('public/css'))
});

gulp.task('scripts', function() {
  return gulp.src(jsSrcDir)
    .pipe(concat('app.js'))
    .pipe(uglify())
    .pipe(gulp.dest('public/js'));
});

gulp.task('watch', function(){
  gulp.watch(sassSrcDir, ['sass']);
  gulp.watch(jsSrcDir, ['scripts']);
  gulp.watch(htmlSrcDir, ['html']);
});

gulp.task('copy', function() {
  return gulp.src('resources/**')
    .pipe(gulp.dest('public/'));
});

gulp.task('default', ['copy','sass','scripts','html']);